22h ago
How we shipped a three-brand AI assistant on a single VPS
Three production sites. Three AI personas. One small ARM VPS. The architecture, the retrieval index, and the trade-offs we made to keep the LLM bill at zero.
Blog
Notes from the studio
Short, useful writing on engineering, product, and craft. No filler.
2d ago
Building a local RAG over my portfolio without an LLM bill
How the Ask Dipanshu widget on this site retrieves relevant resume and project snippets without calling any external model.
5d ago
Five layers of defense between an algo and a margin call
Notes from hardening the OU-MRS paper-trading bot after a 20.6x leverage anomaly. Notional caps, dual-cap max lots, kill switches.